diff --git a/_dev/front/js/components/Button/Button.vue b/_dev/front/js/components/Button/Button.vue
index c7f91cb8..accd9571 100644
--- a/_dev/front/js/components/Button/Button.vue
+++ b/_dev/front/js/components/Button/Button.vue
@@ -175,7 +175,7 @@
           // eslint-disable-next-line
           const itemsFiltered = productsAlreadyTagged.filter(
             (e) => parseInt(e.id_product, 10) === this.productId
-              && e.quantity.toString() === quantity.value
+              && (quantity ? e.quantity.toString() === quantity.value : true)
               && parseInt(e.id_product_attribute, 10) === this.idProductAttribute,
           );